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  • Purpose
    15 2 1

    When you're a machine and your only purpose is to kill all humans.What do you do once they're all gone?

  • Her
    30 6 3

    a scifi cross fantasy

    Mature
  • Bill Cipher
    78 15 7

    A Gravity Falls fan story Gravity Falls is property of Alex Hirsh and the other amazing people who worked on it for 2 beautiful seasons. Gravity falls also belongs to Disney channel. This is a fan story and has nothing canon to do with Gravity Falls. Now all thats out of the way please enjoy Bill Cipher a fan story.